Search a number
-
+
192830912 = 2631831171
BaseRepresentation
bin10110111111001…
…01110111000000
3111102211211021122
423133211313000
5343331042122
631045011412
74531015151
oct1337456700
9442754248
10192830912
119993679a
12546b3b68
1330c47141
141b877928
1511de0142
hexb7e5dc0

192830912 has 56 divisors (see below), whose sum is σ = 400092672. Its totient is φ = 92102400.

The previous prime is 192830903. The next prime is 192830927. The reversal of 192830912 is 219038291.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164087 + ... + 165257.

It is an arithmetic number, because the mean of its divisors is an integer number (7144512).

Almost surely, 2192830912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 192830912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (200046336).

192830912 is an abundant number, since it is smaller than the sum of its proper divisors (207261760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

192830912 is a wasteful number, since it uses less digits than its factorization.

192830912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1297 (or 1287 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 35.

The square root of 192830912 is about 13886.3570456762. The cubic root of 192830912 is about 577.7308405438.

The spelling of 192830912 in words is "one hundred ninety-two million, eight hundred thirty thousand, nine hundred twelve".

Divisors: 1 2 4 8 16 31 32 62 64 83 124 166 248 332 496 664 992 1171 1328 1984 2342 2573 2656 4684 5146 5312 9368 10292 18736 20584 36301 37472 41168 72602 74944 82336 97193 145204 164672 194386 290408 388772 580816 777544 1161632 1555088 2323264 3012983 3110176 6025966 6220352 12051932 24103864 48207728 96415456 192830912